Pedowitz was far-more bullish on his next DC Comics-universe mega-crossover, which is set for November. That two-night event will combine “Supergirl,” “Arrow,” “The Flash” and “DC’s Legends of Tomorrow.”

Both announcements were made at the biannual Television Critics Association press tour.

43 Summer TV Premieres Ranked by Total Viewers (Photos)

To-date, the Big 4 broadcast networks have premiered 43 summer shows: Here's how they all rank.

(All Nielsen numbers in this study are Live + Same Day TV ratings, and include viewers 2 and older.)